Player Page

Van Der Westhuizen, E (Erin)
Dob: 2016/01/18 (U10)
Gender: Female
Chess SA id: 2160307560
FIDE id:
Region: Overberg (WOS)
Citizen: RSA
Title(s):
Last active: 2024/09/14 (5 days ago)
Ratings
Raw rating=Current rating, Weighted rating (WR)=Weighted average of current/new Raw rating + last 23 published Raw ratings), Weighted performance (WP)=Weighted average of last 5 tournaments
Current Raw rating1218.6
Current Weighted rating1202.9
Current Weighted performance
Current official/published rating (highest between Raw, WR and WP)1218.6
Current highest rating achieved1218.6
Current floor (min rating allowed)718.6
Current K-factor36
Games played this month12
Score (S)6.0
Expected score (We)6.88
Difference (S-We)-0.45
Current Raw change (no limits, including tournament time weight)-16.0
Current min/max change allowed (with limits)±161.5
Current Raw change used (final)-16.0
Projected new Raw rating1202.6
Projected new Weighed rating1106.8
Projected new Weighted performance912.8
Projected new final Raw rating (if new WP > new Raw)1202.6
Projected new highest rating1218.6
Projected new floor718.6
Projected new K-facor36
Projected new official/published rating (highest between new Raw, new WR and new WP)1202.6
Projected effective change (new Official - current Official)-16.0
Raw rating=Current rating, Weighted rating (WR)=Weighted average of current/new Raw rating + last 23 published Raw ratings), Weighted performance (WP)=Weighted average of last 5 tournaments
Current Raw rating1220.8
Current Weighted rating1203.3
Current Weighted performance
Current official/published rating (highest between Raw, WR and WP)1220.8
Current highest rating achieved1220.8
Current floor (min rating allowed)720.8
Current K-factor36
Games played this month0
Score (S)0.0
Expected score (We)0.00
Difference (S-We)0.00
Current Raw change (no limits, including tournament time weight)0.0
Current min/max change allowed (with limits)±161.0
Current Raw change used (final)0.0
Projected new Raw rating1220.8
Projected new Weighed rating1107.1
Projected new Weighted performance426.2
Projected new final Raw rating (if new WP > new Raw)1220.8
Projected new highest rating1220.8
Projected new floor720.8
Projected new K-facor36
Projected new official/published rating (highest between new Raw, new WR and new WP)1220.8
Projected effective change (new Official - current Official)=0.0
s
Raw rating=Current rating, Weighted rating (WR)=Weighted average of current/new Raw rating + last 23 published Raw ratings), Weighted performance (WP)=Weighted average of last 5 tournaments
Current Raw rating1200.0
Current Weighted rating1200.0
Current Weighted performance
Current official/published rating (highest between Raw, WR and WP)1200.0
Current highest rating achieved0.0
Current floor (min rating allowed)700.0
Current K-factor40
Games played this month12
Score (S)6.0
Expected score (We)6.65
Difference (S-We)-0.65
Current Raw change (no limits, including tournament time weight)-26.0
Current min/max change allowed (with limits)±165.8
Current Raw change used (final)-26.0
Projected new Raw rating1174.0
Projected new Weighed rating1104.0
Projected new Weighted performance691.6
Projected new final Raw rating (if new WP > new Raw)1174.0
Projected new highest rating1174.0
Projected new floor674.0
Projected new K-facor40
Projected new official/published rating (highest between new Raw, new WR and new WP)1174.0
Projected effective change (new Official - current Official)-26.0
Raw rating=Current rating, Weighted rating (WR)=Weighted average of current/new Raw rating + last 23 published Raw ratings), Weighted performance (WP)=Weighted average of last 5 tournaments
Current Raw rating1200.0
Current Weighted rating1200.0
Current Weighted performance
Current official/published rating (highest between Raw, WR and WP)1200.0
Current highest rating achieved0.0
Current floor (min rating allowed)700.0
Current K-factor40
Games played this month0
Score (S)0.0
Expected score (We)0.00
Difference (S-We)0.00
Current Raw change (no limits, including tournament time weight)0.0
Current min/max change allowed (with limits)±165.8
Current Raw change used (final)0.0
Projected new Raw rating1200.0
Projected new Weighed rating1104.0
Projected new Weighted performance
Projected new final Raw rating (if new WP > new Raw)
Projected new highest rating0.0
Projected new floor700.0
Projected new K-facor40
Projected new official/published rating (highest between new Raw, new WR and new WP)1200.0
Projected effective change (new Official - current Official)=0.0
Tournaments
Tournament: Kingsway Chess Open 2024 (U8)
Start: 2024/09/14  End: 2024/09/14  Host: WOS  Type: Rapid   Time: 20  Time weight: 0.47  Rounds: 6
Games: 6  Score: 3.0
Main rating: 1218.6  Rating gain/loss: -7.3
Type rating: 1200.0  Rating gain/loss: -11.2
Analysis
Tournament: Kleinmond Chess Club Open 2024 (U10)
Start: 2024/09/07  End: 2024/09/07  Host: WOS  Type: Rapid   Time: 25  Time weight: 0.54  Rounds: 6
Games: 6  Score: 3.0
Main rating: 1218.6  Rating gain/loss: -8.7
Type rating: 1200.0  Rating gain/loss: -14.8
Analysis
#TournamentStartEndHostTypeTimeWeightRnsGmsScrMainTypeAnalysis
3 Kingsway Chess Open 2024 (U8) 2024/09/14 2024/09/14 Overberg (WOS) Rapid 20 0.47 6 6 3.0 1218.6 1200.0 Analysis
2 Kleinmond Chess Club Open 2024 (U10) 2024/09/07 2024/09/07 Overberg (WOS) Rapid 25 0.54 6 6 3.0 1218.6 1200.0 Analysis
1 Overberg Schools - Top Schools 2024 (U7+U9 Mixed) 2024/07/27 2024/07/27 Overberg (WOS) Standard 60 0.83 5 5 3.0 1200.0 1200.0 Analysis
#TournamentStartEndHostTypeTimeWeightRoundsGamesScoreMainTypeAnalysis
3 Kingsway Chess Open 2024 (U8) 2024/09/14 2024/09/14 Overberg (WOS) Rapid 20 0.47 6 6 3.0 1218.6 1200.0 Analysis
2 Kleinmond Chess Club Open 2024 (U10) 2024/09/07 2024/09/07 Overberg (WOS) Rapid 25 0.54 6 6 3.0 1218.6 1200.0 Analysis
1 Overberg Schools - Top Schools 2024 (U7+U9 Mixed) 2024/07/27 2024/07/27 Overberg (WOS) Standard 60 0.83 5 5 3.0 1200.0 1200.0 Analysis
Game History
Colour Games Wins Draws Losses Score % Dp Aor Perform
Main All 17 9 0 8 9.0 52.9 25.0 1174.0 1199.0
White 9 4 0 5 4.0 44.4 -47.2 1198.5 1151.3
Black 8 5 0 3 5.0 62.5 106.3 1146.4 1252.7
Standard All 5 3 0 2 3.0 60.0 85.0 1217.8 1302.8
White 3 1 0 2 1.0 33.3 -141.7 1229.7 1088.0
Black 2 2 0 0 2.0 100.0 425.0 1200.0 1625.0
Rapid All 12 6 0 6 6.0 50.0 0.0 1155.7 1155.7
White 6 3 0 3 3.0 50.0 0.0 1182.9 1182.9
Black 6 3 0 3 3.0 50.0 0.0 1128.6 1128.6
Blitz All 0 0 0 0 0.0 0.0 0.0 0.0 0.0
White 0 0 0 0 0.0 0.0 0.0 0.0 0.0
Black 0 0 0 0 0.0 0.0 0.0 0.0 0.0
Colour Games Wins Draws Losses Score % Dp Aor Perform
Main All 17 9 0 8 9.0 52.9 25.0 1174.0 1199.0
White 9 4 0 5 4.0 44.4 -47.2 1198.5 1151.3
Black 8 5 0 3 5.0 62.5 106.3 1146.4 1252.7
Standard All 5 3 0 2 3.0 60.0 85.0 1217.8 1302.8
White 3 1 0 2 1.0 33.3 -141.7 1229.7 1088.0
Black 2 2 0 0 2.0 100.0 425.0 1200.0 1625.0
Rapid All 12 6 0 6 6.0 50.0 0.0 1155.7 1155.7
White 6 3 0 3 3.0 50.0 0.0 1182.9 1182.9
Black 6 3 0 3 3.0 50.0 0.0 1128.6 1128.6
Blitz All 0 0 0 0 0.0 0.0 0.0 0.0 0.0
White 0 0 0 0 0.0 0.0 0.0 0.0 0.0
Black 0 0 0 0 0.0 0.0 0.0 0.0 0.0
Top 20 opponents most often played
#Chess SA idNameGamesScoreWinsDrawsLosses%AorDpPerformView
1 1170142378 Chumpitaz Avila, J (Jozua) 1 1.0 1 0 0 100.0 1218.6 425.0 1643.6 View list
2 1160150062 Du Plessis, G (Gabian) 1 1.0 1 0 0 100.0 1218.6 425.0 1643.6 View list
3 2170307553 Le Roux, A (Ada) 1 1.0 1 0 0 100.0 1200.0 425.0 1625.0 View list
4 1170191692 Henning, A (Alex) 1 1.0 1 0 0 100.0 1218.6 425.0 1643.6 View list
5 2170311069 Groenewald, T (Tamara) 1 1.0 1 0 0 100.0 1218.6 425.0 1643.6 View list
6 1170307552 Fourie, W (Wj) 1 1.0 1 0 0 100.0 1200.0 425.0 1625.0 View list
7 1170307550 Fourie, J (Jacques) 1 1.0 1 0 0 100.0 1200.0 425.0 1625.0 View list
8 2160311147 Sikolo, S (Sithandiwe) 1 1.0 1 0 0 100.0 1218.6 425.0 1643.6 View list
9 1150302197 Qogi, D (Dean) 1 1.0 1 0 0 100.0 1218.6 425.0 1643.6 View list
10 2160307530 Tshota, E (Enkosi) 1 0.0 0 0 1 0.0 1218.6 -425.0 793.6 View list
11 2150154663 Ngalo, E (Entle) 1 0.0 0 0 1 0.0 1218.6 -425.0 793.6 View list
12 1160150066 Lingenfelder, S (Stephanus) 1 0.0 0 0 1 0.0 1218.6 -425.0 793.6 View list
13 2140159276 Le Roux, C (Carmen) 1 0.0 0 0 1 0.0 1218.6 -425.0 793.6 View list
14 1160152343 Du Preez, J (Janco) 1 0.0 0 0 1 0.0 1200.0 -425.0 775.0 View list
15 1160152129 Crafford, Q (Quade) 1 0.0 0 0 1 0.0 1200.0 -425.0 775.0 View list
16 1160160634 Botha, J (Johann Alexander) 1 0.0 0 0 1 0.0 1218.6 -425.0 793.6 View list
17 1170302189 Barnard, H (Hendrik) 1 0.0 0 0 1 0.0 1218.6 -425.0 793.6 View list